Semicircular litter box



FIG. 1 is a perspective view of a first embodiment of the semicircular litter box of the present invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a front elevation view thereof; and,

FIG. 7 is a rear elevation view thereof. 

We claim the ornamental design for a semicircular litter box, as shown and described. 